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Kaspersky reports increase in daily malicious files detected in 2025

Backendnews • December 10, 2025

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Its commercial spyware, Dante, was reportedly used in the ForumTroll advanced persistent threat campaign and linked to zero-day vulnerabilities in ...

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Kaspersky Detects Surge in Daily Malicious Files Linked to Vulnerabilities in 2025 In 2025, Kaspersky reported detecting half a million malicious files daily, with a significant increase attributed to vulnerabilities in popular browsers like Chrome and Firefox. The commercial spyware, Dante, was linked to the ForumTroll advanced persistent threat campaign, exploiting zero-day vulnerabilities to infiltrate corporate networks. 2 sources 30

Extracted Entities

APT Groups (1)

Attack Types (1)

Campaigns (1)

ForumTroll Advanced Persistent Threat Campaign

Malware (1)